Top Outlet Ceiling Diffuser Box | 6" X 6" X 5" | Galvanized Steel Metal Box Is Compatible With Duct 5" white + Product Details Size – 4 X 12 Is CRFG2028 Width_14in

+ Product Details Size – 20"w X 10"h pleated MERV 8 filter for HVAC return filter grille - 3 Pack

High Quality – Polished pre-finish gloss varnish ready to install - can also be sanded and re-finished according to application needs

customize cuts and flares as needed

75" width X 3

improves airflow

Top Outlet Ceiling Diffuser Box 6" X 6" X 5" Galvanized Steel Metal Box Is Compatible With Duct 5" white + Product Details Size – 4 X 12 Is CRFG2028 Width_14in + Product Details Size – 20"w X 10"h pleated MERV 8 filter for HVAC return filter grille 3 Pack High Quality – Polished pre finish gloss varnish ready to install can also be sanded and re finished according to application needs